Finite Group Databasebeta

D149⋊#504 #34061656

order19072
automorphism?
homologyAbelianization (H1) = C23×C8 · Schur multiplier (H2) = C25

Aliases

unambiguous semidirect productD149⋊#504

Splittings

SylowC149 ⋊ C2×#504

Subgroups

subgroupG/H
centerC8C22×#10597010
commutator, socleC2×C149C23×C8
FrattiniC4C23×#10597010
Fitting#131×C149C4
prime radical#41×D149C4
cosocle#11924746C24
hypercenter#131#10597010
hypocenterC149C2×#504
LCSG ▷ C2×C149 ▷ C149
UCSC1 ◁ C8 ◁ #131

368 conjugacy classes of subgroups; only the 200 normal subgroups are shown.

normal subgroups only

This group has 368 conjugacy classes of subgroups — too many to draw. Only its 200 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4768

Polycyclic presentation:

2^7,149|a^2=e,e^2=f,f^2=g,h^a=h^105,c^b=cg,h^d=h^148,h^e=h^148

Conjugacy classes & character table

820 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19072, 21475);